Home / 222,924.09-307,635.24-127,432.92

Finding the Fourth Proportional to 222,924.09, 307,635.24 and 127,432.92

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Solution

The fourth proportional to 222,924.09, 307,635.24 and 127,432.92 is: 175,857.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,924.09 : 307,635.24 = 127,432.92 : x
  2. Step 2: Convert to fraction form
    222,924.09/307,635.24 = 127,432.92/x
  3. Step 3: Cross multiply
    222,924.09x = 307,635.24 × 127,432.92
  4. Step 4: Simplify right side
    222,924.09x = 39,202,856,928.10
  5. Step 5: Solve for x
    x = 39,202,856,928.10/222,924.09
  6. Step 6: Final answer
    x = 175,857.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.